Finding the Fourth Proportional to 83,733.72, 115,437.06 and 66,795.42

Step by Step Solution

1. Step 1: Write the proportion equation
   83,733.72 : 115,437.06 = 66,795.42 : x
2. Step 2: Convert to fraction form
   83,733.72/115,437.06 = 66,795.42/x
3. Step 3: Cross multiply
   83,733.72x = 115,437.06 × 66,795.42
4. Step 4: Simplify right side
   83,733.72x = 7,710,666,906.27
5. Step 5: Solve for x
   x = 7,710,666,906.27/83,733.72
6. Step 6: Final answer
   x = 92,085.56